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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

Patenting In Technology Classes
Breakout By Geographic Origin (State and Country)

Count of 2009 - 2013 Utility Patent Grants,
As Distributed By Calendar Year of Grant
With Patent Counts Based on Primary Patent Classification

- Explanation of Data -

Rank Ordered Listing of U.S. States and Countries
From Which 1 or More Utility Patents Originated During the Period
Having Primary Classification In

Class 381, Electrical Audio Signal Processing Systems and Devices

( technology class is determined by the primary classification assigned to a patent- see 'Explanation of Data' )
( patent origin is determined by the residence of the first-named inventor )

The following table displays U.S. states and countries and counts of utility patents originating from them; patents are distributed by year of patent grant.
(U.S. or Foreign) Code State-Territory or Country 2009 2010 2011 2012 2013 Total
(U.S.) CA CALIFORNIA 73 91 131 229 191 715
(U.S.) MA MASSACHUSETTS 15 14 43 74 53 199
(U.S.) MN MINNESOTA 8 10 16 35 39 108
(U.S.) TX TEXAS 12 22 22 25 18 99
(U.S.) WA WASHINGTON 9 12 13 39 22 95
(U.S.) FL FLORIDA 5 8 5 43 33 94
(U.S.) IL ILLINOIS 9 11 24 23 27 94
(U.S.) MI MICHIGAN 7 9 20 36 22 94
(U.S.) CO COLORADO 7 4 20 15 18 64
(U.S.) NY NEW YORK 5 10 6 21 20 62
(U.S.) NJ NEW JERSEY 8 5 10 27 11 61
(U.S.) IN INDIANA 4 9 11 16 4 44
(U.S.) PA PENNSYLVANIA 2 9 9 14 9 43
(U.S.) GA GEORGIA 3 7 7 9 12 38
(U.S.) NC NORTH CAROLINA 6 4 8 11 3 32
(U.S.) TN TENNESSEE 2 3 4 11 8 28
(U.S.) AZ ARIZONA 4 2 5 7 7 25
(U.S.) OR OREGON 3 2 4 10 6 25
(U.S.) UT UTAH 4 2 5 6 8 25
(U.S.) OH OHIO 2 3 5 9 4 23
(U.S.) CT CONNECTICUT 0 6 1 7 5 19
(U.S.) MD MARYLAND 1 4 2 7 5 19
(U.S.) VA VIRGINIA 2 6 1 9 1 19
(U.S.) MO MISSOURI 2 4 5 4 2 17
(U.S.) KY KENTUCKY 1 2 2 5 2 12
(U.S.) WI WISCONSIN 0 2 1 5 2 10
(U.S.) IA IOWA 1 1 1 3 3 9
(U.S.) NH NEW HAMPSHIRE 0 1 1 2 5 9
(U.S.) NV NEVADA 0 0 3 4 2 9
(U.S.) OK OKLAHOMA 1 2 3 2 1 9
(U.S.) ID IDAHO 1 0 0 3 3 7
(U.S.) RI RHODE ISLAND 0 0 2 4 0 6
(U.S.) MS MISSISSIPPI 0 1 2 0 2 5
(U.S.) AL ALABAMA 1 0 0 2 0 3
(U.S.) ME MAINE 0 1 2 0 0 3
(U.S.) NM NEW MEXICO 0 2 1 0 0 3
(U.S.) SC SOUTH CAROLINA 0 0 1 2 0 3
(U.S.) KS KANSAS 0 0 0 1 1 2
(U.S.) LA LOUISIANA 0 1 1 0 0 2
(U.S.) VT VERMONT 0 0 0 1 1 2
(U.S.) AK ALASKA 0 0 0 0 1 1
(U.S.) DC DISTRICT OF COLUMBIA 0 0 0 1 0 1
(U.S.) DE DELAWARE 0 0 0 0 1 1
(U.S.) MT MONTANA 0 0 0 0 1 1
(U.S.) NE NEBRASKA 0 1 0 0 0 1
(U.S.) SD SOUTH DAKOTA 1 0 0 0 0 1
(U.S.) WY WYOMING 0 0 0 1 0 1
(U.S.)   -- Subtotal -- 199 271 397 723 553 2143
 
(Foreign) JPX JAPAN 118 166 262 447 297 1290
(Foreign) DEX GERMANY 32 50 54 202 105 443
(Foreign) TWX TAIWAN 17 28 79 145 97 366
(Foreign) KRX KOREA, SOUTH 14 32 40 114 103 303
(Foreign) DKX DENMARK 20 25 33 72 54 204
(Foreign) CNX CHINA, PEOPLE'S REPUBLIC OF 0 3 30 75 61 169
(Foreign) CHX SWITZERLAND 21 21 33 24 34 133
(Foreign) GBX UNITED KINGDOM 13 7 15 39 26 100
(Foreign) CAX CANADA 9 8 17 43 22 99
(Foreign) NLX NETHERLANDS 10 15 15 34 22 96
(Foreign) SEX SWEDEN 8 3 19 37 15 82
(Foreign) SGX SINGAPORE 2 5 8 33 19 67
(Foreign) FRX FRANCE 6 7 14 17 19 63
(Foreign) AUX AUSTRALIA 8 7 6 11 20 52
(Foreign) FIX FINLAND 0 5 11 17 10 43
(Foreign) ATX AUSTRIA 3 5 6 9 14 37
(Foreign) BEX BELGIUM 4 4 2 6 7 23
(Foreign) ILX ISRAEL 0 3 5 5 8 21
(Foreign) HKX CHINA, HONG KONG S.A.R. 1 1 2 2 8 14
(Foreign) ITX ITALY 0 4 0 2 7 13
(Foreign) INX INDIA 0 0 3 4 4 11
(Foreign) NOX NORWAY 1 1 1 5 3 11
(Foreign) RUX RUSSIAN FEDERATION 1 1 1 1 0 4
(Foreign) ESX SPAIN 0 0 1 1 1 3
(Foreign) IEX IRELAND 0 0 2 0 1 3
(Foreign) MXX MEXICO 0 0 0 2 0 2
(Foreign) MYX MALAYSIA 0 0 0 0 2 2
(Foreign) IDX INDONESIA 0 1 0 0 0 1
(Foreign) LVX LATVIA 0 0 0 1 0 1
(Foreign) NZX NEW ZEALAND 1 0 0 0 0 1
(Foreign) THX THAILAND 0 0 1 0 0 1
(Foreign)   -- Subtotal -- 289 402 660 1348 959 3658
 
(ALL) ALL All Regions, U.S. and Foreign 488 673 1057 2071 1512 5801



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U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

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